Ke hoʻohālikelike ʻia me ka pickling uea a me nā mea hana phosphating, ʻo ka hapa nui o ke ala no ka pickling pipe kila a me nā mea phosphating he sulfuric acid, a ʻo kahi hapa liʻiliʻi e hoʻohana i ka waika hydrochloric.ʻOi aku ka maikaʻi o ka hapa nui o nā mea hoʻohana no ke ʻano laina, no ka mea, ʻoi aku ka lahilahi a ʻoi aku ka lōʻihi o ke kino pahu o ka pickling pipe kila a me nā lako phosphating.